:root {
      --primary: #4361ee;
      --secondary: #3a0ca3;
      --accent: #7209b7;
      --light: #f8f9fa;
      --dark: #212529;
      --success: #4cc9f0;
      --warning: #f72585;
      --info: #4895ef;
      --bg-color: #f8f9fa;
      --text-color: #212529;
  }

  body {
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      background-color: var(--bg-color);
      color: var(--text-color);
      line-height: 1.6;
      margin: 0;
      padding-top: 70px;
      font-size: 16px;
      transition: background-color 0.3s, color 0.3s;
  }

  /* Theme Variables */
  body.dark-mode {
      --bg-color: #121212;
      --text-color: #f8f9fa;
      --primary: #212529;
      --secondary: #ce93d8;
  }

  /* Header */
  header {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      z-index: 1000;
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      color: white;
      padding: 15px 0;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
      transition: background-color 0.3s;
  }

  header .header-container {
      max-width: 1200px;
      margin: 0 auto;
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 0 15px;
  }

  /* Navigation */
  nav {
      position: relative;
  }

  .menu-toggle {
      display: none;
      font-size: 24px;
      background: none;
      border: none;
      color: white;
      cursor: pointer;
  }

  .main-menu {
      display: flex;
      list-style: none;
      margin: 0;
      padding: 0;
  }

  .main-menu li {
      position: relative;
  }

  .main-menu li a {
      display: block;
      padding: 10px 15px;
      color: white;
      font-weight: 500;
      text-decoration: none;
      transition: color 0.3s;
  }

  .main-menu li a:hover {
      background-color: rgba(255, 255, 255, 0.1);
      border-radius: 4px;
  }

  .dropdown-menu {
      display: none;
      position: absolute;
      top: 100%;
      left: 0;
      background-color: white;
      min-width: 200px;
      box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
      border-radius: 4px;
      z-index: 1000;
      list-style: none;
      padding: 0;
  }

  .dropdown-menu li a {
      color: var(--dark);
      padding: 12px 15px;
      display: block;
      border-bottom: 1px solid #f0f0f0;
      transition: background-color 0.3s, color 0.3s;
  }

  .dropdown-menu li:last-child a {
      border-bottom: none;
  }

  .dropdown-menu li a:hover {
      background-color: #f5f5f5;
      color: var(--primary);
  }

  .main-menu li:hover .dropdown-menu {
      display: block;
  }

  /* Theme Switch */
  .theme-toggle-input {
      width: 40px;
      height: 20px;
  }

  /* Hero Section */
  .hero {
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      color: white;
      padding: 60px 0 40px;
      text-align: center;
      margin-bottom: 30px;
  }

  .hero .hero-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
  }

  .hero h1 {
      font-size: 2.8rem;
      font-weight: 800;
      margin-bottom: 15px;
  }

  .hero p {
      font-size: 1.2rem;
      max-width: 700px;
      margin: 0 auto;
      opacity: 0.9;
  }

  .search-box {
      max-width: 600px;
      margin: 30px auto;
  }

  .category-badge {
      background: rgba(255, 255, 255, 0.2);
      color: white;
      padding: 5px 15px;
      border-radius: 20px;
      font-size: 14px;
      margin-right: 10px;
      margin-bottom: 10px;
      display: inline-block;
      transition: all 0.3s;
      text-decoration: none;
  }

  .category-badge:hover {
      background: rgba(255, 255, 255, 0.3);
      transform: translateY(-2px);
      text-decoration: underline;
  }

  /* Main Content Wrapper */
  .main-content-wrapper {
      display: flex;
      justify-content: center;
      max-width: 1520px;
      margin: auto;
  }

  /* Side Ads */
  .ad-side {
      width: 160px;
      flex-shrink: 0;
      min-height: 600px;
      background-color: #f0f0f0;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 10px;
      color: #888;
  }

  .ad-left {
      order: 0;
  }

  .ad-right {
      order: 2;
  }

  /* Main Content */
  .main-content {
      width: 100%;
      flex-shrink: 3;
      padding: 0 15px;
  }

  .main-content .main-container {
      width: 100%;
  }

  /* Bottom Ad */
  .ad-bottom {
      max-width: 1200px;
      margin: 20px auto;
      background-color: #f0f0f0;
      height: 120px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #888;
  }

  .ad-section{
    max-width: 1200px;
      margin: 20px auto;
      background-color: #f0f0f0;
      height: 120px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #888;
  }

  /* Content Boxes */
  .content-box {
      background: white;
      border-radius: 8px;
      padding: 25px;
      box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
      margin-bottom: 25px;
      border-top: 4px solid var(--primary);
      transition: background-color 0.3s, color 0.3s;
  }

  .content-box.text-tools {
      border-top-color: var(--primary);
  }

  .content-box.code-tools {
      border-top-color: var(--accent);
  }

  .content-box.image-tools {
      border-top-color: var(--info);
  }

  .content-box.keyword-tools {
      border-top-color: var(--success);
  }

  .content-box.management-tools {
      border-top-color: var(--warning);
  }

  .sub_headings {
      font-size: 24px;
      font-weight: 700;
      color: var(--dark);
      border-bottom: 2px solid #e9ecef;
      padding-bottom: 10px;
      margin-bottom: 20px;
      transition: color 0.3s;
  }

  .sub_text {
      color: #6c757d;
      font-size: 16px;
      line-height: 1.6;
      transition: color 0.3s;
  }

  .icon_sty {
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      width: 120px;
      margin: 15px;
      text-decoration: none;
      color: #495057;
      transition: all 0.3s;
  }

  .icon_sty:hover {
      transform: translateY(-5px);
      color: var(--primary);
  }

  .icon_placeholder {
      width: 60px;
      height: 60px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 10px;
      color: white;
      font-size: 24px;
  }

  .text-tools .icon_placeholder {
      background: linear-gradient(135deg, var(--primary), var(--secondary));
  }

  .code-tools .icon_placeholder {
      background: linear-gradient(135deg, var(--accent), #9d4edd);
  }

  .image-tools .icon_placeholder {
      background: linear-gradient(135deg, var(--info), #4cc9f0);
  }

  .keyword-tools .icon_placeholder {
      background: linear-gradient(135deg, var(--success), #4895ef);
  }

  .management-tools .icon_placeholder {
      background: linear-gradient(135deg, var(--warning), #f72585);
  }

  .tools-grid {
      display: flex;
      flex-wrap: wrap;
      justify-content: flex-start;
      margin: 0 -15px;
  }

  /* Footer */
  footer {
      background-color: var(--secondary);
      color: #ecf0f1;
      padding: 40px 0 20px;
      margin-top: 50px;
      transition: background-color 0.3s;
  }

  footer .footer-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
  }

  .footer-content {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
  }

  .footer-section {
      flex: 1;
      min-width: 200px;
      margin-bottom: 20px;
      padding: 0 15px;
  }

  .footer-input-group input {
  border: 1px solid #ccc;
  padding: 8px;
  border-radius: 4px;
}

  .footer-section h3 {
      font-size: 18px;
      margin-bottom: 15px;
      color: #fff;
      position: relative;
      padding-bottom: 8px;
  }

  .footer-section h3:after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 40px;
      height: 2px;
      background-color: var(--primary);
  }

  .footer-links {
      list-style: none;
      padding: 0;
  }

  .footer-links li {
      margin-bottom: 10px;
  }

  .footer-links a {
      color: #bdc3c7;
      text-decoration: none;
      transition: color 0.3s;
  }

  .footer-links a:hover {
      color: var(--primary);
  }

  .footer-bottom {
      text-align: center;
      padding-top: 20px;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      margin-top: 20px;
      font-size: 14px;
      color: #95a5a6;
  }

  

  /* Mobile Responsive */
  @media (max-width: 1200px) {

      /* Side Ads become top and bottom */
      .main-content-wrapper {
          flex-direction: column;
      }

      .ad-side {
          width: 100%;
          min-height: 120px;
          margin: 10px 0;
          order: 0;
      }

      .ad-left {
          order: 0;
      }

      .ad-right {
          order: 3;
      }

      .main-content {
          order: 1;
          width: 100%;
      }

      .ad-bottom {
          order: 2;
          display: none;
          /* Hide bottom ad on mobile */
      }


      /* Hero adjustments */
      .hero h1 {
          font-size: 2.2rem;
      }

      .hero p {
          font-size: 1.1rem;
      }
  }

  @media (max-width: 768px) {
      body {
          padding-top: 60px;
      }

      /* Mobile menu toggle */
      .menu-toggle {
          display: block;
          z-index: 1001;
      }

      /* Navigation for mobile */
      nav {
          position: fixed;
          top: 0;
          right: -100%;
          width: 80%;
          max-width: 300px;
          height: 100vh;
          background: linear-gradient(135deg, var(--dark), var(--secondary));
          transition: right 0.3s ease;
          z-index: 1002;
          box-shadow: -2px 0 10px rgba(0, 0, 0, 0.2);
          padding: 60px 20px 20px;
      }

      nav.active {
          right: 0;
      }

      .main-menu {
          flex-direction: column;
      }

      .main-menu li {
          width: 100%;
          margin: 0;
      }

      .main-menu li a {
          color: var(--light);
          padding: 12px 10px;
          border-bottom: 1px solid rgba(255, 255, 255, 0.1);
          display: flex;
          justify-content: space-between;
          align-items: center;
      }

      /* Dropdown menu styling for mobile - CSS ONLY TOGGLE SOLUTION */
      .dropdown-menu {
          position: static;
          width: 100%;
          box-shadow: none;
          margin: 0;
          display: none;
          background: rgba(0, 0, 0, 0.2);
          border-radius: 5px;
          padding: 5px 0;
          max-height: 0;
          overflow: hidden;
          transition: max-height 0.3s ease;
      }

      /* CSS-only toggle using :focus-within */
      .main-menu li:focus-within .dropdown-menu,
      .main-menu li.dropdown-open .dropdown-menu {
          display: block;
          max-height: 300px;
      }

      /* Make the dropdown trigger focusable */
      .dropdown-trigger {
          width: 100%;
          text-align: left;
          background: none;
          border: none;
          color: inherit;
          font: inherit;
          cursor: pointer;
          display: flex;
          justify-content: space-between;
          align-items: center;
          padding: 12px 10px;
      }

      .dropdown-menu li a {
          padding-left: 25px;
          border-bottom: 1px solid rgba(255, 255, 255, 0.05);
          color: var(--light);
          opacity: 0.9;
      }

      .dropdown-menu li:last-child a {
          border-bottom: none;
      }

      /* Dropdown arrow indicator with animation */
      .main-menu li:has(.dropdown-menu)>a::after,
      .dropdown-trigger::after {
          content: '▾';
          margin-left: 5px;
          transition: transform 0.3s ease;
      }

      .main-menu li:focus-within>a::after,
      .main-menu li.dropdown-open>a::after,
      .dropdown-trigger:focus::after {
          transform: rotate(180deg);
      }

      .close-btn {
          position: absolute;
          top: 5px;
          right: 15px;
          background: none;
          border: none;
          font-size: 34px;
          color: var(--light);
          cursor: pointer;
      }

      /* Theme toggle in mobile menu */
      .mobile-theme-toggle {
          margin-top: 20px;
          padding: 10px 0;
          border-top: 1px solid rgba(255, 255, 255, 0.1);
      }

      .mobile-theme-toggle .form-check-label {
          color: var(--light);
      }

      /* Hero adjustments */
      .hero {
          padding: 40px 0;
      }

      .hero h1 {
          font-size: 1.8rem;
      }

      .hero p {
          font-size: 1rem;
      }

      .category-badge {
          font-size: 12px;
          padding: 4px 12px;
          margin-right: 5px;
          margin-bottom: 8px;
      }

      /* Footer becomes column */
      .footer-content {
          flex-direction: column;
      }

      .footer-section {
          flex: none;
          width: 100%;
          margin-bottom: 30px;
      }

      /* Tools grid adjustment */
      .tools-grid {
          justify-content: center;
      }

      /* Ensure proper tabindex for focus */
      .main-menu li {
          outline: none;
      }
  }

  @media (max-width: 576px) {
      .hero h1 {
          font-size: 1.5rem;
      }

      .search-box {
          margin: 20px auto;
      }

      .content-box {
          padding: 15px;
      }

      .sub_headings {
          font-size: 20px;
      }

      .icon_sty {
          width: 100px;
          margin: 10px;
      }
  }